检索所有比“”年龄大的学生姓名、年龄和性别。正确的 SELECT 语句是 。
A.
SELECT SN,AGE,SEX FROM S WHERE AGE>(SELECT AGE FROM S WHERE SN='')
B.
SELECT SN,AGE,SEX FROM S WHERE SN=''
C.
SELECT SN,AGE,SEX FROM S WHERE AGE>(SELECT AGE WHERE SN='')
D.
SELECT SN,AGE,SEX FROM S WHERE AGE>.AGE